Description
Elevate the aggressive stance and aerodynamic performance of your Audi with the CMST Carbon Fiber Rear Diffuser. Designed specifically for the Audi A4 S-Line and S4 B9 models from 2017 to 2019, this premium component replaces the factory rear valance, adding significant visual depth and a motorsport-inspired aesthetic. Crafted by CMST, it is a direct-fit upgrade that perfectly complements the vehicle’s lines while enhancing its rear-end presence.
This diffuser is meticulously constructed from authentic, high-grade carbon fiber, ensuring a perfect balance of lightweight strength and premium appearance. It is finished with a durable UV-protection clearcoat to guard against fading and environmental damage, preserving its deep luster and weave definition for years. The standard offering features the classic 3k (2×2) woven pattern with a high-gloss finish, capturing light beautifully and showcasing the quality of the carbon material.
- Precision Fitment: Direct replacement for the Audi A4 S-Line / S4 B9 (2017-2019).
- Premium Material: Manufactured from real carbon fiber for authentic looks and reduced weight.
- Finish Options: Standard 3k Gloss finish. Forged carbon pattern or a Matte clearcoat finish are available at an additional cost.
- Installation: Direct bolt-on design for a seamless, OEM+ integration.
All CMST carbon fiber parts are covered by our commitment to quality, ensuring you receive a premium, fitment-guaranteed product for your Audi.
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